For each employee, the employer must contribute to a superannuation fund enough to avoid having to pay the superannuation guarantee charge for that employee. This supplements, rather than replaces, superannuation legislation and the NES (20.1), and contributions continue through paid leave and work injury absences as set out in 20.5.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.